Intruder Alternatives

Sites and apps similar to Intruder include Shodan, which has a free version. Other options are Burp Suite, OpenVAS, Zed Attack Proxy (ZAP) and Nessus. Vulnerability Scanners like Intruder are a crowded field, with more than 50 alternatives for Windows, Linux, Mac, self-hosting and Android.

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Alternatives
Intruder alternatives page was last updated

Alternatives list

  1. Scan your APIs for prompt injection and 12 security checks in less than a minute, MCP, CLI and GH Action ready to CI/DI integration.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  2. Kayvrn icon
     Like

    Kayvrn is an outside-in security-monitoring platform for businesses that need to understand what an attacker can see from the internet. Enter a domain and Kayvrn runs 57 automated external checks across email security, websites, DNS, cloud services, exposed APIs and related...

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    • GB flagUnited Kingdom
    Kayvrn product and external security monitoring overview
    Good alternative?
     
  3. Orb44 icon
     Like

    orb44 is an automated, AI-driven cybersecurity platform designed to protect your web perimeter and server infrastructure from modern threats. Built for web agencies, developers, and businesses, it provides continuous visibility and proactive defense without the complexity of...

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  4. Retestme icon
     Like

    A cybersecurity service that provides hybrid penetration testing by combining AI automation with manual human expertise. Their core promise is "Zero False Positives," aiming to offer validated security intelligence rather than just automated scan results.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  5. NetVigil icon
     Like

    Continuous external attack surface monitoring to identify vulnerabilities before attackers do.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Online
    Good alternative?
     
  6. Identify, prioritize, and remediate risks & vulnerabilities in your network and web applications through Adaptive Expert Intelligence, Prioritized Threat Prediction, and Frictionless Remediation.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    Good alternative?
     
  7. Vornin icon
     Like

    European vulnerability management. Scan your attack surface, resolve findings, and prove compliance with audit-grade evidence.

    14 Vornin alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Good alternative?
     
  8. The goal of cvechecker is to report about possible vulnerabilities on your system, by scanning the installed software and matching the results with the CVE database. Indeed, this is not a bullet-proof method and you will most likely have many false positives (vulnerability is...

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Linux
    Good alternative?
     
  9. RedGem icon
     Like

    Discover, monitor, and protect your organization's entire digital footprint with real-time alerts for security changes.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • AE flagUnited Arab Emirates
    RedGem screenshot 1
    Good alternative?
     
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